{"product_id":"cyclic-dual-display-timing-relay-t3231-dc12v-24v-ac110-220v","title":"T3231 Cyclic Dual-Display Timing Relay DC12V 24V AC110-220V","description":"\u003ch2\u003eCyclic Dual-Display Timing Relay T3231 — Precise Automated Control\u003c\/h2\u003e\n\u003cp\u003eTake full control of your electrical circuits with the \u003cstrong\u003eT3231 Cyclic Dual-Display Timing Relay\u003c\/strong\u003e. Designed for versatility across a wide voltage range — \u003cstrong\u003eDC 12V, 24V and AC 110–220V\u003c\/strong\u003e — this compact relay module delivers reliable, programmable cyclic switching for automation projects, industrial equipment, DIY electronics, and more. The vivid \u003cstrong\u003eRed \u0026amp; Blue dual-display\u003c\/strong\u003e makes it easy to read ON and OFF timing values at a glance, eliminating guesswork during setup and operation.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Compatibility:\u003c\/strong\u003e Supports DC 12V, 24V and AC 110V–220V — a single module for multiple applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCyclic Timing Operation:\u003c\/strong\u003e Automatically repeats ON\/OFF cycles according to your programmed intervals, ideal for irrigation timers, lighting control, pumps, motors, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Display Panel:\u003c\/strong\u003e Separate Red (ON time) and Blue (OFF time) LED displays allow simultaneous, easy-to-read monitoring of both timing values.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built from a combination of \u003cstrong\u003eplastic and metal\u003c\/strong\u003e for lasting durability in everyday use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Form Factor:\u003c\/strong\u003e Measures just \u003cstrong\u003e7.95 × 4.21 × 2.78 cm (3.12 × 1.65 × 1.09 in)\u003c\/strong\u003e — fits neatly into panels and enclosures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Programming:\u003c\/strong\u003e Intuitive button controls let you set timing intervals quickly without complex software or tools.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Configurations Available:\u003c\/strong\u003e Choose from 3 size\/variant options to match your project's requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e T3231\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e DC 12V \/ DC 24V \/ AC 110–220V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e Dual LED (Red + Blue)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Plastic + Metal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 7.95 × 4.21 × 2.78 cm \/ 3.12 × 1.65 × 1.09 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperation Mode:\u003c\/strong\u003e Cyclic ON\/OFF timing relay\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAutomated irrigation and water pump control\u003c\/li\u003e\n  \u003cli\u003eLighting and sign automation\u003c\/li\u003e\n  \u003cli\u003eIndustrial machine timing sequences\u003c\/li\u003e\n  \u003cli\u003eDIY electronics and hobbyist projects\u003c\/li\u003e\n  \u003cli\u003eHVAC and ventilation cycle control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on electrical safety when working with relay modules and control circuits, refer to the \u003ca href=\"https:\/\/www.osha.gov\/electrical\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eOSHA Electrical Safety Guidelines\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does the T3231 Cyclic Dual-Display Timing Relay do?\u003c\/h4\u003e\n\u003cp\u003eA: The T3231 Cyclic Timing Relay automatically switches a connected circuit ON and OFF in repeating cycles based on your programmed time intervals. It supports DC 12V, 24V, and AC 110–220V, making it suitable for a wide range of automation tasks including pump control, lighting schedules, and industrial equipment timing.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the difference between the Red and Blue displays on the T3231 relay?\u003c\/h4\u003e\n\u003cp\u003eA: The \u003cstrong\u003eRed display\u003c\/strong\u003e shows the programmed ON-time interval, while the \u003cstrong\u003eBlue display\u003c\/strong\u003e shows the programmed OFF-time interval. Having both values visible simultaneously makes it easy to monitor and adjust your cycle settings at a glance.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the T3231 Timing Relay compatible with both DC and AC power supplies?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The T3231 is designed to work with DC 12V, DC 24V, and AC 110V–220V, giving it broad compatibility with a variety of power supplies used in residential, automotive, and light industrial settings.\u003c\/p\u003e\n\u003ch4\u003eQ: What materials is the T3231 relay module made from?\u003c\/h4\u003e\n\u003cp\u003eA: The T3231 is constructed from a combination of durable plastic and metal, ensuring reliable performance while keeping the unit lightweight and compact enough to fit into standard panels and enclosures.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does the T3231 Cyclic Dual-Display Timing Relay do?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The T3231 Cyclic Timing Relay automatically switches a connected circuit ON and OFF in repeating cycles based on your programmed time intervals. 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